Bug 2143642 (CVE-2022-39316) - CVE-2022-39316 freerdp: out of bounds read in zgfx decoder
Summary: CVE-2022-39316 freerdp: out of bounds read in zgfx decoder
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-39316
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2143650 2143651 2143652 2143653 2145139 2145140
Blocks: 2143404
TreeView+ depends on / blocked
 
Reported: 2022-11-17 13:37 UTC by TEJ RATHI
Modified: 2023-05-16 21:12 UTC (History)
1 user (show)

Fixed In Version: freerdp 2.9.0
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds read vulnerability was found in the ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out-of-bound data and try to decode it. This will result in a crash, causing a denial of service.
Clone Of:
Environment:
Last Closed: 2023-05-16 21:12:23 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:2326 0 None None None 2023-05-09 07:29:31 UTC
Red Hat Product Errata RHSA-2023:2851 0 None None None 2023-05-16 08:20:21 UTC

Description TEJ RATHI 2022-11-17 13:37:10 UTC 
FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade. 

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5w4j-mrrh-jjrm
Comment 1 TEJ RATHI 2022-11-17 13:49:32 UTC 
Created freerdp tracking bugs for this issue:

Affects: fedora-35 [bug 2143651]
Affects: fedora-36 [bug 2143652]
Affects: fedora-37 [bug 2143653]


Created freerdp1.2 tracking bugs for this issue:

Affects: epel-7 [bug 2143650]
Comment 2 TEJ RATHI 2022-11-23 09:46:33 UTC 
Upstream Commit:
https://github.com/FreeRDP/FreeRDP/commit/e865c24efc40ebc52e75979c94cdd4ee2c1495b0
Comment 4 errata-xmlrpc 2023-05-09 07:29:30 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:2326 https://access.redhat.com/errata/RHSA-2023:2326
Comment 5 errata-xmlrpc 2023-05-16 08:20:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:2851 https://access.redhat.com/errata/RHSA-2023:2851
Comment 6 Product Security DevOps Team 2023-05-16 21:12:22 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-39316
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